Labradorite and Microcline Physical Properties

Labradorite

Microcline

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.69-2.722.55-2.63

1 7.18

1.5 Fracture

Uneven, Conchoidal, Gems, Sixth Edition (2006)

Uneven, Uneven, Gems

1.6 Cleavage

Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}

{001} Perfect, {010} Good

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

(Na,Ca)_1-2Si_3-2O₈

KAlSi 3O 8Arthur Thomas , Gemstones (2009)

Labradorite and Microcline Chemical Formula

While comparing Labradorite and Microcline physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Labradorite and Microcline chemical formula.

Chemical formula of Labradorite- (Na,Ca)_1-2Si_3-2O₈
Chemical formula of Microcline- KAlSi 3O 8Arthur Thomas , Gemstones (2009)

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Labradorite and Microcline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Labradorite and Microcline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Labradorite and Microcline Optical Properties during the identification of gemstone. Specific gravity of Labradorite is 2.55-2.63 whereas that of Microcline is 2.55-2.63.